220221021101227 has 2 divisors, whose sum is σ = 220221021101228. Its totient is φ = 220221021101226.

The previous prime is 220221021101219. The next prime is 220221021101287. The reversal of 220221021101227 is 722101120122022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220221021101227 - 2³ = 220221021101219 is a prime.

It is not a weakly prime, because it can be changed into another prime (220221021101287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110510550613 + 110110510550614.

It is an arithmetic number, because the mean of its divisors is an integer number (110110510550614).

Almost surely, 2^{220221021101227} is an apocalyptic number.

220221021101227 is a deficient number, since it is larger than the sum of its proper divisors (1).

220221021101227 is an equidigital number, since it uses as much as digits as its factorization.

220221021101227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 220221021101227 its reverse (722101120122022), we get a palindrome (942322141223249).

The spelling of 220221021101227 in words is "two hundred twenty trillion, two hundred twenty-one billion, twenty-one million, one hundred one thousand, two hundred twenty-seven".